Morro Bay, California, United States Climate Change Severity

67
Very High
The current climate change severity in Morro Bay is Very High, with a 35.9% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Morro Bay Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Morro Bay temperature has changed by around -14.7%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
11624
-79.3%
cloudyCloudy
5070
40%
rainyRainy
3332
-3.03%
snowySnowy
00
0%
mistyMisty
024
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Morro Bay has experienced measurable shifts in key climate parameters, contributing to the current severity score of 67 (within the Very High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

67/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Morro Bay experienced significant changes:

Temperature change of

-2.1 °C

Variation in annual rainfall

-22.1 %

Change in average humidity

+22.9 %

PM2.5 levels surged by

+100 %

Heatwave changed by

-7.5 day(s)

Coldwave changed by

+17.7 day(s)

Wind speeds changed by

-0.004 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Morro Bay's Very High severity status requires urgent and immediate adaptation and mitigation strategies, particularly focused on managing extreme weather events, improving air quality, and ensuring water resources are adequate for the population.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jul.

Morro Bay Weather Forecast 30 Days (August - September 2025)
Morro Bay, California, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Mon. 11, Aug.
partly cloudyPartly Cloudy
Temperature Icon20°/13°
Humidity Icon84%
Wind Icon18km/h
Tue. 12, Aug.
partly cloudyPartly Cloudy
Temperature Icon18°/14°
Humidity Icon84%
Wind Icon17km/h
Wed. 13, Aug.
partly cloudyPartly Cloudy
Temperature Icon19°/12°
Humidity Icon89%
Wind Icon18km/h
Thu. 14, Aug.
sunnySunny
Temperature Icon21°/13°
Humidity Icon79%
Wind Icon14km/h
Fri. 15, Aug.
sunnySunny
Temperature Icon21°/12°
Humidity Icon84%
Wind Icon10km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon21°/13°
Humidity Icon80%
Wind Icon12km/h
Sun. 17, Aug.
sunnySunny
Temperature Icon23°/14°
Humidity Icon79%
Wind Icon17km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon23°/14°
Humidity Icon72%
Wind Icon14km/h
Tue. 19, Aug.
sunnySunny
Temperature Icon24°/14°
Humidity Icon63%
Wind Icon16km/h
Wed. 20, Aug.
sunnySunny
Temperature Icon25°/14°
Humidity Icon60%
Wind Icon11km/h
Thu. 21, Aug.
sunnySunny
Temperature Icon26°/15°
Humidity Icon58%
Wind Icon10km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon25°/14°
Humidity Icon62%
Wind Icon11km/h
Sat. 23, Aug.
sunnySunny
Temperature Icon24°/13°
Humidity Icon63%
Wind Icon14km/h
Sun. 24, Aug.
sunnySunny
Temperature Icon25°/14°
Humidity Icon57%
Wind Icon15km/h
Mon. 25, Aug.
sunnySunny
Temperature Icon24°/15°
Humidity Icon68%
Wind Icon15km/h
Tue. 26, Aug.
sunnySunny
Temperature Icon25°/15°
Humidity Icon65%
Wind Icon16km/h
Wed. 27, Aug.
sunnySunny
Temperature Icon26°/16°
Humidity Icon61%
Wind Icon16km/h
Thu. 28, Aug.
sunnySunny
Temperature Icon26°/16°
Humidity Icon62%
Wind Icon16km/h
Fri. 29, Aug.
sunnySunny
Temperature Icon27°/16°
Humidity Icon60%
Wind Icon18km/h
Sat. 30, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon27°/16°
Humidity Icon58%
Wind Icon17km/h
Sun. 31, Aug.
sunnySunny
Temperature Icon25°/16°
Humidity Icon60%
Wind Icon16km/h
Mon. 1, Sep.
sunnySunny
Temperature Icon26°/16°
Humidity Icon60%
Wind Icon15km/h
Tue. 2, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon64%
Wind Icon14km/h
Wed. 3, Sep.
sunnySunny
Temperature Icon26°/16°
Humidity Icon64%
Wind Icon17km/h
Thu. 4, Sep.
sunnySunny
Temperature Icon25°/16°
Humidity Icon62%
Wind Icon16km/h
Fri. 5, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon26°/16°
Humidity Icon62%
Wind Icon14km/h
Sat. 6, Sep.
sunnySunny
Temperature Icon27°/17°
Humidity Icon58%
Wind Icon14km/h
Sun. 7, Sep.
sunnySunny
Temperature Icon26°/17°
Humidity Icon58%
Wind Icon15km/h
Mon. 8, Sep.
sunnySunny
Temperature Icon25°/16°
Humidity Icon60%
Wind Icon16km/h
Tue. 9, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon61%
Wind Icon17km/h
Wed. 10, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/16°
Humidity Icon64%
Wind Icon15km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 6, Sep.

27°C

Low will be onWed. 13, Aug.

12.2°C

HumidityHumidity

High will be onWed. 13, Aug.

89%

Low will be onSun. 24, Aug.

57%

Wind SpeedWind Speed

High will be onMon. 11, Aug.

17.6km/h

Low will be onThu. 21, Aug.

9.7km/h

PrecipitationPrecipitation

High will be onWed. 10, Sep.

0.2mm

Low will be onSun. 17, Aug.

0.01mm

Ultraviolet IndexUV

High will be onWed. 27, Aug.

6

Low will be onFri. 22, Aug.

4

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